The best times to visit Lanai for ideal weather are

November 19th to May 27th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

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Weather in Lanai

Temperature

Average temperatures in Lanai vary very little. Considering humidity, temperatures feel very enjoyable all year with a very low chance of rain or snow throughout the year. The area is more temperate than most — in the 86th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Lanai, the hottest months are August, July, and then September. See average monthly temperatures below. The warmest time of year is generally mid August where highs are regularly around 83.8°F (28.8°C) with temperatures rarely dropping below 66.7°F (19.3°C) at night.

Lanai Temperatures (Fahrenheit)

Key
High
Average
Low

Lanai Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Lanai Perceived Temperature (F)

Key
High
Average
Low

Lanai Perceived Temperature (C)

Key
High
Average
Low

 

Average Lanai Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 77.4 68.2 60.6
Feb 77.9 68.1 61
Mar 77.4 68.4 61.8
Apr 78.8 69.5 62.3
May 80 70.8 63.3
Jun 81.5 72.3 64.6
Jul 83 73.7 66.3
Aug 83.6 74.1 66.6
Sep 83.1 73.7 66.3
Oct 82.6 73.2 65.8
Nov 80.5 71.4 64.5
Dec 78.6 69.7 62.7

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 25.2 20.1 15.9
Feb 25.5 20.1 16.1
Mar 25.2 20.2 16.6
Apr 26 20.8 16.8
May 26.7 21.6 17.4
Jun 27.5 22.4 18.1
Jul 28.3 23.2 19.1
Aug 28.7 23.4 19.2
Sep 28.4 23.2 19.1
Oct 28.1 22.9 18.8
Nov 26.9 21.9 18.1
Dec 25.9 20.9 17.1


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Lanai are October, June, and then April. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid February. For example, on the week of February 12th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid May with an average of 1 days of significant precipitation the week of May 14th.

When can you find snow in Lanai? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chanceof Precipitation

The graph below shows the % chance of rainy and snowy days in Lanai.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Lanai (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 6% 0 1.2
Feb 4% 0 0.3
Mar 6% 0 0.6
Apr 4% 0 0.4
May 7% 0 1.1
Jun 3% 0 0.4
Jul 4% 0 0.3
Aug 4% 0 1
Sep 4% 0 0.5
Oct 3% 0 0.3
Nov 5% 0 0.5
Dec 5% 0 2.6

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 6 0 3
Feb 4 0 0.8
Mar 6 0 1.5
Apr 4 0 1
May 7 0 2.8
Jun 3 0 1
Jul 4 0 0.8
Aug 4 0 2.5
Sep 4 0 1.3
Oct 3 0 0.8
Nov 5 0 1.3
Dec 5 0 6.6

 

Humidity and Wind

Lanai has some very humid months, and above average humidity throughout the year. The least humid month is August (69.8% relative humidity), and the most humid month is December (74.1%).

Wind in Lanai is usually moderate. The windiest month is April, followed by August and July. April’s average wind speed of around 9.3 knots (10.7 MPH or 17.2 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid August where average top sustained speeds reach 19.7 knots, which is considered a fresh breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Lanai.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 7.4 Gentle breeze 14.8 Significant breeze
Feb 8.5 Gentle breeze 16.3 Significant breeze
Mar 9.1 Gentle breeze 17.1 Significant breeze
Apr 9.3 Gentle breeze 17.7 Strong breeze
May 7.7 Gentle breeze 15.3 Significant breeze
Jun 8.8 Gentle breeze 17.5 Strong breeze
Jul 9.1 Gentle breeze 17.8 Significant breeze
Aug 9.1 Gentle breeze 18.5 Strong breeze
Sep 7.9 Gentle breeze 17 Significant breeze
Oct 7 Gentle breeze 15.1 Significant breeze
Nov 8.2 Gentle breeze 16.8 Significant breeze
Dec 7.9 Gentle breeze 16.1 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 72.8%
Feb 72.9%
Mar 72.1%
Apr 70.7%
May 72%
Jun 70.3%
Jul 70.5%
Aug 69.8%
Sep 71.6%
Oct 72.6%
Nov 72.4%
Dec 74.1%

 

Is it Safe to Travel to Lanai?

Our best data indicates this area is generally safe. As of Dec 07, 2018 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories


 

The Busiest and Least Crowded Months

The busiest month for tourism in Lanai, HI, US is July, followed by March and February. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Lanai in June. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 75.7 in June means 75.7% of the tourists vs. July.



Overall Lanai Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 81.1°F (27.3°C) and 76.7°F (24.8°C) with warmer temperatures in the later months. Rain is rare with 1 to 2 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the least precipitation with about 1 days of precipitation per month. June – August is fairly slow season for tourism in Lanai, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 83.4°F (28.6°C) and 78.7°F (25.9°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 1 to 2 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is perfect this time of year in Lanai to be enjoyable for warm weather travelers. The average high during this season is between 79.2°F (26.2°C) and 77.3°F (25.2°C). On average, it rains or snows a smalll amount: 1 to 2 times per month. These times of year are the busiest with tourists.

 

Best Times to Travelthe United States › Lanai, HI, US

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